Description
The Kelford Cams Race Spring and Retainer Set for Nissan RB25 engines is engineered to meet the rigorous demands of high-performance applications. This precision-designed spring and retainer assembly ensures optimal valve control, making it an essential upgrade for tuners and racers looking to maximize their engine’s potential.
- Made in the USA using premium Pacaloy wire, ensuring durability and reliability
- Designed specifically for the Nissan RB25, with 25 years of development experience
- Spring rates: 83 lb at 30.40 mm installed height (intake), 80 lb at 30.65 mm installed height (exhaust)
- Maximum lift capacity of 10.50 mm, accommodating various camshaft profiles
- Compatible with stock retainers, providing ideal pressure and frequency for valve train stability
These springs are particularly beneficial for high-boost builds and competitive motorsport applications, including road course and time attack. They maintain consistent valve control under extreme conditions, enhancing engine performance and longevity.
Constructed with high-quality materials, the Kelford Race Spring and Retainer Set requires minimal maintenance. For optimal performance, regularly inspect for wear and ensure proper installation. Upgrade your RB25 setup with Kelford’s proven engineering for serious racing and tuning applications.






